2089457 has 2 divisors, whose sum is σ = 2089458. Its totient is φ = 2089456.

The previous prime is 2089447. The next prime is 2089489. The reversal of 2089457 is 7549802.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1874161 + 215296 = 1369^2 + 464^2 .

It is a cyclic number.

It is not a de Polignac number, because 2089457 - 2⁴ = 2089441 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2089447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044728 + 1044729.

It is an arithmetic number, because the mean of its divisors is an integer number (1044729).

2^2089457 is an apocalyptic number.

It is an amenable number.

2089457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2089457 is an equidigital number, since it uses as much as digits as its factorization.

2089457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2089457 is about 1445.4954168035. The cubic root of 2089457 is about 127.8432529523.

The spelling of 2089457 in words is "two million, eighty-nine thousand, four hundred fifty-seven".